Grounded for not doing his homework, Henry is worried that he will miss the Zero Zombie's gig whilst Ralph tries to stop Margaret from getting in it.
After Mum and Dad ban Henry from everything, Great-Aunt Greta gives him a special spinner.
Thanks to yet another of Henry's pranks, Peter thinks he's becoming a werewolf.
At first, Henry has to deliver a message to Miss Oddbod from Soggy Sid. Trouble ensures when everything gets all mixed up!
Henry and Steve have a plane battle.
Dad's time management plan for Henry's family goes too far.
Henry goes to the park with Great Aunt Greta to have a skipping lesson and a picnic.
It's the Purple Hand Gang vs The Secret Club in a war for the school climbing frame!
Henry buys a raffle ticket and thinks he's won the lottery.
Henry discovers a booger in his nose and want to show it to his friends.
Henry's genius homework excuses go too far when his class has to write the hardest essay they've ever been set.
Henry delivers his most elaborate homework excuse yet.
Henry dreams of himself being a grown-up.
Rabid Rebecca returns as Henry's substitute teacher, and she's come prepared this time!
Mum's Tickly Treats keep disappearing and Henry gets the blame.
Horrid Henry's mother urges him to take a walk in the park.
Henry gives Mum a spa treatment as a Mother's Day present.
Henry feels depressed for a day.
Dad and Peter go paintballing.
Mum, Dad and Peter accidentally leave Henry behind at home. A lifetime for Henry!
Henry goes to get himself the new Gross Class Zero comic, but Moody Margaret snatches it off him.
Horrid Henry finally gets a scooter he has always wanted.
Henry decides that he wants a scooter than anything else in the world.
Dad's Brother, Francis, comes round for lunch and Henry discovers that even as adults, they still cannot get along.
Vera gets lost during her christening.
Mum wants Henry to have a hobby and her idea is Henry being a stamp collector like Peter.
Horrid Henry has to babysit Vicious Vicky!
Henry and Margaret start a fashion show to sell Henry's old clothes.
Moody Margaret wants to be a supreme Superstar at the fashion show.
Henry goes to a Secret Club sleepover at Margaret's house.
Henry gets the part in an Amazing Phantom movie!
Henry proves the director of the movie that his friends have the talent to be in the movie.
Henry becomes a member of the Best Boys Club just to go to Goody-Goody Gordon's birthday party. But things go wrong when he does NOT get his star.
Henry does not want to be present at the theater, until he finds out who is performing!
Tired of never getting any birthday or Christmas presents every year, Henry begs his parents to give him one early.
Fang is challenged by a Boodle Poodle.
There's a new girl in Henry's class and she turns out to be more trouble than she seems.
Mum wants Henry to not be horrid for a week.
Margaret teaches Susan how to be a girl and life as a leader.
Henry becomes an entertainer and Margaret's party is crashed when Peter is, too.
Henry's latest prank leads to his entire class getting detention, and on the same day as an important Ashton Juniors football match!
Henry enlists the help of his friends to break a mysterious code.
Henry's family take part on Family Fresh Air Day.
Henry feels like he gets the blame for everything.
Henry helps Rude Ralph to persuade his dreams.
Peter has had enough of Henry's horridness.
Henry goes to work with Pimply Paul delivering the milk.
Henry finds out who spies on his Purple Hand Gang.
Henry has been brought face-to-face with Margaret.
When Miss Oddbod suggests to "sell the school", Henry and Margaret take it too seriously.
Henry begs Dad for a new mobile phone, while Peter's DJ gift from Great-Aunt Greta has gone too far.
A banana starts a series of problems for Henry.